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1
The American Journal of Science and Arts
tions, while all the best known soluble compounds of mercuric sulphide and
sodium have the same general formula. The presence of carbonates of the
alkalies is also known, especially from Menu's results, to be compatible with the
existence ...
2
The American Journal of Science
were present, but both the latter are removed by ammonium sulphide.* Any form
of mercuric sulphide dissolves readily in concentrated solutions of sodium (20^
Na,S, and 3o% K.S were actually used) or potassium sulphide. If the sulphide of ...
3
A Dictionary of Chemistry and the Allied Branches of Other ...
On again drenching it with solution of liver of sulphur, and evaporating down, the
black mercuric sulphide passes into the red modification. Reactions. — 1.
Vermillion prepared in the wet way by digesting metallic mercury with ammonium
...
4
A Treatise on Quantitative Inorganic Analysis: With Special ...
It is based on the fact that the mercuric sulphide is insoluble in boiling dilute nitric
acid (sp. gr. 1"2— l'S),1 while the remaining sulphides — silver,2 bismuth, copper
, cadmium, and lead — pass into solution. A little insoluble lead sulphate may ...
Joseph William Mellor, 1913
5
Scientific American: Supplement
Thus mercuric sulphide readily enters into combination with sodic sulphide in
various proportions, while all the best known soluble compounds of mercuric
sulphide anil sodium have the same general formula. The presence of
carbonates of ...
6
A Text Book of Inorganic Chemistry
Hg + 2H,SO4 = HgSO4 +SO2 T + 2H2O T Mercuric sulphide, HgS is encountered
in nature as cinnabar. It is obtained by grinding mercury with sulphur in a mortar
in presence of a little caustic potash solution. It is also prepared in the laboratory
...
7
The Data of Geochemistry
It will be noticed that several of the syntheses of cinnabar involve the solubility of
mercuric sulphide in solutions of alkaline sulphides or sulphydrates.2 On this
subject, apart from synthetic considerations, there is a copious literature, and the
...
Frank Wigglesworth Clarke, 1920
It will be noticed that several of the syntheses of cinnabar involve the solubility of
mercuric sulphide in solutions of alkaline sulphides or sulphydrates.2 On this
subject, apart from synthetic considerations, there is a copious literature, and the
...
9
Chemistry for Tenth Class Part2
Mercury metal is produced from the sulphide ore called cinnabar, HgS (which is
actually mercuric sulphide). The extraction of mercury from cinnabar ore involves
the following two steps: (a) The concentrated mercuric sulphide ore (cinnabar ...
Lakhmir Singh and Manjit Kaur, Lakhmir Singh, Manjit Kaur
10
Painting Materials: A Short Encyclopedia
The black mass is charged into retorts where it is heated, and by sublimation and
condensation on earthenware pots or iron cylinders is changed into the red
crystalline modification of mercuric sulphide. The product has only to be treated
with ...
R. J. Gettens, G. L. Stout, 2012
WIADOMOŚCI, KTÓRE ZAWIERAJĄ SŁOWO «MERCURIC SULPHIDE»
Sprawdź, o czym dyskutuje się w prasie krajowej i zagranicznej oraz jak jest stosowane słowo
mercuric sulphide w wiadomościach.
'Ice gola' may turn children sick
Manufacturers use low-grade non-permitted colours like clothes colour, copper sulphate, vermilion (mercuric sulphide), lead chromate and lead ... «Times of India, Maj 15»
“Liquid mercury found under Mexican pyramid”…
The red powdery form of mercuric sulphide, cinnabar, was definitely used by early Mesoamerican people, among other things, covering carved ... «UC Berkeley, Kwi 15»
Long Read: Exclusive Excerpt - Beauty and Cosmetics in the …
... brighter shades could be achieved by a white lead base dyed with red crystalline mercuric sulphide, madder, cochineal, vermilion or alkanet ... «Anglotopia.net, Lut 15»
The Indian firangi
... locally as Hakeen Nikhilo, he was a venerated Siddha practitioner, and was most famous for treating impotence using mercuric sulphide. «The Hindu, Sty 15»
UK licence rule to hit Rs 850-cr herbal medicine sales
These include realgar (arsenic sulphide), cinnabaris (mercuric sulphide), calomelas (mercurous chloride), hydrargyri oxydum rubrum (red ... «Business Standard, Maj 14»
Demand for organic colours this Holi
He added that these colours are all metallic compounds, like the red powder is mercuric sulphide, black — lead oxide, blue — Prussian blue ... «The Hindu, Mar 14»
Food colours: Why do they matter?
... with food colouring compounds including copper sulphate, mercuric sulphide, copper carbonate, copper arsenite, vermillion, and black lead. «FoodNavigator.com, Lut 13»
Herbal medicines sold online frequently contain 'dangerous levels of …
Many rasa shastra medicines were elaborately prepared with various forms of metals including 'cinnabar' (mercuric sulphide), 'galena' (lead ... «Daily Mail, Sie 08»
What is red mercury?
The five main theories are: That red mercury is a reference to cinnabar, a naturally-occurring mercuric sulphide. The red pigment derived from ... «BBC News, Lip 06»
